Declension table of ?vaktavyatva

Neuter	Singular	Dual	Plural
Nominative	vaktavyatvam	vaktavyatve	vaktavyatvāni
Vocative	vaktavyatva	vaktavyatve	vaktavyatvāni
Accusative	vaktavyatvam	vaktavyatve	vaktavyatvāni
Instrumental	vaktavyatvena	vaktavyatvābhyām	vaktavyatvaiḥ
Dative	vaktavyatvāya	vaktavyatvābhyām	vaktavyatvebhyaḥ
Ablative	vaktavyatvāt	vaktavyatvābhyām	vaktavyatvebhyaḥ
Genitive	vaktavyatvasya	vaktavyatvayoḥ	vaktavyatvānām
Locative	vaktavyatve	vaktavyatvayoḥ	vaktavyatveṣu

Compound vaktavyatva -

Adverb -vaktavyatvam -vaktavyatvāt